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Mean data of the effects of carboxy-PTIO (100 μM), hydroxocobalamin (30 μM) and pyrogallol (30 μM) on NO• generated from Angeli's salt (0.3 μM) in PSS containing CuSO4 (100 μM). NO• is expressed in nanomoles. Column heights represents mean and T-bars indicate s.e.means (n=4). Asterisks indicate significant differences from control values (P<0.05, paired t-test).
